<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>index.html</h1>
<form action="/s/logout" method="post">
    <input type="submit" value="注销">
</form>

<a href="/s/book/create">book/create</a>
<a href="/s/admin/hello">admin/hello</a>
</body>
</html>